obesity in one of america ' s fastest cities. >>--- fattest cities. >> new orleans, whose rich cuisine draws tourists from around the globe, but its own residents eating choices get much of the blame for the city possibly as high levels of obesity. >> we have some of the biggest people in the world. it has become normalized. that is the real crisis. we think it is ok. >> but not for the health and education policymakers trying to change bad habits from the ground up. >> is kind of coming up out -- from this broccoli, little yellow flowers will grow. >> kids from low income families who really have access to fresh food learn about the nutritional value of the crops they grow themselves. this is one of dozens of local programs around the nation trying to reverse the national epidemic of obesity. >> my favorite part of garden is when we get to learn about food and health and crops that make you strong and big and tall. >> by teaching kids with their food comes from, you were giving them information about the choices that they make. maybe the next and what a snack, they reach for an apple.